220039260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{523903}}^1$

素因数の和:523922

約数の個数: 48

約数和(自身を含む): 704126976

約数和(自身を除く): 484087716

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 523903, 1047806, 1571709, 2095612, 2619515, 3143418, 3667321, 5239030, 6286836, 7334642, 7858545, 10478060, 11001963, 14669284, 15717090, 18336605, 22003926, 31434180, 36673210, 44007852, 55009815, 73346420, 110019630, 220039260]

約数ペア:

[(1, 220039260), (2, 110019630), (3, 73346420), (4, 55009815), (5, 44007852), (6, 36673210), (7, 31434180), (10, 22003926), (12, 18336605), (14, 15717090), (15, 14669284), (20, 11001963), (21, 10478060), (28, 7858545), (30, 7334642), (35, 6286836), (42, 5239030), (60, 3667321), (70, 3143418), (84, 2619515), (105, 2095612), (140, 1571709), (210, 1047806), (420, 523903)]